Sony MEX-GS600BT Operating Instructions Manual page 26

Calling by phone number
input
1 Press  and rotate the control
dial until "DIAL NUMBER" appears,
then press it.
2
Rotate the control dial to enter the
phone number, and lastly select " "
(space), then press  (ENTER)*.
The phone call starts.
* To move the digital indication, press
 –/+.
Note
"_" appears instead of "#" on the display.
Calling by preset number
You can store up to 6 contacts in the preset
dial. For details on how to store, see "Preset
dial" (page 27).
1 Press , rotate the
control dial until "BT PHONE"
appears, then press it.
2 Press a number button ( to ) to
select the contact you want to call.
3 Press  (ENTER).
The phone call starts.
Calling by redial
Press  and rotate the control
1
dial until "REDIAL" appears, then
press it.
The phone call starts.
26
Operations during a call
Presetting the volume of the ringtone
and talker's voice
You can preset the volume level of the
ringtone and talker's voice.
To adjust the ringtone volume:
Rotate the control dial while receiving a call.
Ringtone volume can be adjusted.
To adjust the talker's voice volume:
Rotate the control dial during a call. The
talker's voice volume can be adjusted.
Note
If the Bluetooth phone source is selected, rotating
the control dial will only adjust the talker's
volume.
Mic gain adjustment
You can adjust the volume for the other
party. Press  (MIC) to adjust the volume
levels ("MIC-LOW," "MIC-MID," "MIC-
HI").
EC/NC Mode (Echo Canceler/Noise
Canceler Mode)
You can reduce echo and noise.
Press and hold  (MIC) to set to "EC/
NC-1" or "EC/NC-2."
Call transfer
In order to activate/deactivate the
appropriate device (this unit/cellular
phone), press  or use your cellular
phone.
Notes
• For details on cellular phone operation, refer to
your cellular phone manual.
• Depending on the cellular phone, handsfree
connection may be cut off when call transfer is
attempted.